<?xml version="1.0" encoding="UTF-8"?>
<xsd:schema xmlns:xsd="http://www.w3.org/2001/XMLSchema"
            targetNamespace="http://www.sitemaps.org/schemas/sitemap/0.9"
            xmlns="http://www.sitemaps.org/schemas/sitemap/0.9"
            elementFormDefault="qualified">
<xsd:annotation>
  <xsd:documentation>
    XML Schema for Sitemap index files.
    Last Modifed 2009-04-08
  </xsd:documentation>
</xsd:annotation>

<xsd:element name="sitemapindex">
  <xsd:annotation>
    <xsd:documentation>
      Container for a set of up to 50,000 sitemap URLs.
      This is the root element of the XML file.
    </xsd:documentation>
  </xsd:annotation>
  <xsd:complexType>
    <xsd:sequence>
      <xsd:element name="sitemap" type="tSitemap" maxOccurs="unbounded"/>
    </xsd:sequence>
  </xsd:complexType>
</xsd:element>

<xsd:complexType name="tSitemap">
  <xsd:annotation>
    <xsd:documentation>
      Container for the data needed to describe a sitemap.
    </xsd:documentation>
  </xsd:annotation>
  <xsd:all>
    <xsd:element name="loc" type="tLocSitemap"/>
    <xsd:element name="lastmod" type="tLastmodSitemap" minOccurs="0"/>
  </xsd:all>
</xsd:complexType>

<xsd:simpleType name="tLocSitemap">
  <xsd:annotation>
    <xsd:documentation>
      REQUIRED: The location URI of a sitemap.
      The URI must conform to RFC 2396 (http://www.ietf.org/rfc/rfc2396.txt).
    </xsd:documentation>
  </xsd:annotation>
  <xsd:restriction base="xsd:anyURI">
    <xsd:minLength value="12"/>
    <xsd:maxLength value="2048"/>
  </xsd:restriction>
</xsd:simpleType>

<xsd:simpleType name="tLastmodSitemap">
  <xsd:annotation>
    <xsd:documentation>
      OPTIONAL: The date the document was last modified. The date must conform
      to the W3C DATETIME format (http://www.w3.org/TR/NOTE-datetime).
      Example: 2005-05-10
      Lastmod may also contain a timestamp.
      Example: 2005-05-10T17:33:30+08:00
    </xsd:documentation>
  </xsd:annotation>
  <xsd:union>
    <xsd:simpleType>
      <xsd:restriction base="xsd:date"/>
    </xsd:simpleType>
    <xsd:simpleType>
      <xsd:restriction base="xsd:dateTime"/>
      </xsd:simpleType>
  </xsd:union>
</xsd:simpleType>


</xsd:schema>
